My parents have warned me my bike on busy main roads. It's too dangerous.
not ride
not to ride
not riding
to not ride
It was really hard for people to imagine at home twenty years ago.
shop
shopped
shopping
to shop
Mei Lanfang was the first person Beijing Opera to the whole world.
introduce
introduced
introducing
to introduce
The villagers are angry with the decision the railway station.
close
closed
to close
closing
In my opinion, we should get used to serving chopsticks when we have meals together.
use
used
using
uses
Be careful! Never let such a spelling mistake again in the coming test.
to appear
appears
appear
appearing
Why not abroad to learn more about the outside world during the holidays?
travel
to travel
travelling
to travelling
I am looking forward to new progress on my study in the following months.
make
made
making
makes
There's nothing left in the fridge, and we'd better some food in the market.
buy
to buy
buying
bought
Would you mind care of my cat when I am away on the business trip?
take
to take
took
taking
Mr. White was so busy that he wasn't able to go to a movie with his son.
work
to work
working
worked
Betty suggested a tea party in the garden to celebrate Jane's birthday.
holding
hold
held
being held
Now people are used for information they need in life through Internet.
to searching
searching
to search
for searching
Sally practices the guitar very hard for the coming contest next month.
play
plays
to play
playing
The sadness over her father's death made it difficult for her schoolwork.
finish
to finish
finishing
to finishing
It is not a good idea a picnic on windy days.
having
have
to have
had
Don't forget all the windows when you leave the classroom.
close
closed
closing
to close
Jack tried his best to make his comic strips to life.
come
came
coming
to come
When I was walking on the street, I saw a drone over my head.
flies
flying
flew
fly
Read the directions printed on the box and you will know how the batteries.
changing
changed
to change
will change
more trees can help to protect the earth and make it more beautiful.
Planted
To plant
Planting
Plant
People would rather goods online than in the shop because there are more choices.
buy
to buy
not buy
not to buy
A detective's job is the innocent as well as find the guilty.
to protect
to protecting
protect
protected
The crew spent three days in space the earth more than 15 times each day.
circle
circling
to circle
circled
After being questioned by the detective several times, he still denied the jewellery.
steals
stole
to steal
stealing